Beta testers are individuals who try out a new product, like a software application or video game, before it is officially released to the public. Their main job is to identify any bugs or issues that need fixing, ensuring that the final version is smooth and user-friendly. By providing feedback, beta testers help developers improve the product based on real user experiences. These testers often receive early access to the product, which can be exciting for them. In return for their help, they might get rewards such as free access to the final version or exclusive features. This collaboration between developers and beta testers is crucial for creating high-quality products.